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A049023 Smaller of amicable pairs of Euler's first form with GCD a power of 2. 3
220, 17296, 9363584, 2172649216, 2724918040393706557785752240819405848576 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

REFERENCES

Mariano Garcia, New Amicable Pairs of Euler's First Form with Greatest Common Factor a Prime Times a Power of 2, Nieuw Arch. Wisk 17(1999), pp. 25-27.

CROSSREFS

Cf. A049024, A049025, A049026.

Sequence in context: A095702 A107506 A140918 * A091756 A167825 A159565

Adjacent sequences:  A049020 A049021 A049022 * A049024 A049025 A049026

KEYWORD

nonn

AUTHOR

Floor van Lamoen (fvlamoen(AT)hotmail.com)

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Last modified February 17 13:11 EST 2012. Contains 206031 sequences.